Home / 7,636.09-11,458.43-4,126.03

Finding the Fourth Proportional to 7,636.09, 11,458.43 and 4,126.03

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Solution

The fourth proportional to 7,636.09, 11,458.43 and 4,126.03 is: 6,191.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,636.09 : 11,458.43 = 4,126.03 : x
  2. Step 2: Convert to fraction form
    7,636.09/11,458.43 = 4,126.03/x
  3. Step 3: Cross multiply
    7,636.09x = 11,458.43 × 4,126.03
  4. Step 4: Simplify right side
    7,636.09x = 47,277,825.93
  5. Step 5: Solve for x
    x = 47,277,825.93/7,636.09
  6. Step 6: Final answer
    x = 6,191.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.